1330458640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{2375819}}^1$

素因数の和:2375839

約数の個数: 40

約数和(自身を含む): 3535220160

約数和(自身を除く): 2204761520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 2375819, 4751638, 9503276, 11879095, 16630733, 19006552, 23758190, 33261466, 38013104, 47516380, 66522932, 83153665, 95032760, 133045864, 166307330, 190065520, 266091728, 332614660, 665229320, 1330458640]

約数ペア:

[(1, 1330458640), (2, 665229320), (4, 332614660), (5, 266091728), (7, 190065520), (8, 166307330), (10, 133045864), (14, 95032760), (16, 83153665), (20, 66522932), (28, 47516380), (35, 38013104), (40, 33261466), (56, 23758190), (70, 19006552), (80, 16630733), (112, 11879095), (140, 9503276), (280, 4751638), (560, 2375819)]